RT-Thread_v4.1.1
This commit is contained in:
44
components/drivers/include/drivers/dac.h
Normal file
44
components/drivers/include/drivers/dac.h
Normal file
@ -0,0 +1,44 @@
|
||||
/*
|
||||
* Copyright (c) 2006-2021, RT-Thread Development Team
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2020-06-19 thread-liu the first version
|
||||
*/
|
||||
|
||||
#ifndef __DAC_H__
|
||||
#define __DAC_H__
|
||||
#include <rtthread.h>
|
||||
|
||||
struct rt_dac_device;
|
||||
struct rt_dac_ops
|
||||
{
|
||||
rt_err_t (*disabled)(struct rt_dac_device *device, rt_uint32_t channel);
|
||||
rt_err_t (*enabled)(struct rt_dac_device *device, rt_uint32_t channel);
|
||||
rt_err_t (*convert)(struct rt_dac_device *device, rt_uint32_t channel, rt_uint32_t *value);
|
||||
rt_uint8_t (*get_resolution)(struct rt_dac_device *device);
|
||||
};
|
||||
|
||||
struct rt_dac_device
|
||||
{
|
||||
struct rt_device parent;
|
||||
const struct rt_dac_ops *ops;
|
||||
};
|
||||
typedef struct rt_dac_device *rt_dac_device_t;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
RT_DAC_CMD_ENABLE = RT_DEVICE_CTRL_BASE(DAC) + 0,
|
||||
RT_DAC_CMD_DISABLE = RT_DEVICE_CTRL_BASE(DAC) + 1,
|
||||
RT_DAC_CMD_GET_RESOLUTION = RT_DEVICE_CTRL_BASE(DAC) + 2,
|
||||
} rt_dac_cmd_t;
|
||||
|
||||
rt_err_t rt_hw_dac_register(rt_dac_device_t dac,const char *name, const struct rt_dac_ops *ops, const void *user_data);
|
||||
|
||||
rt_err_t rt_dac_write(rt_dac_device_t dev, rt_uint32_t channel, rt_uint32_t value);
|
||||
rt_err_t rt_dac_enable(rt_dac_device_t dev, rt_uint32_t channel);
|
||||
rt_err_t rt_dac_disable(rt_dac_device_t dev, rt_uint32_t channel);
|
||||
|
||||
#endif /* __dac_H__ */
|
Reference in New Issue
Block a user